Donald Trump says 'happy' New York truck attacker should get death penalty

US president Donald Trump has said the suspect in the New York City truck attack that killed eight people should be given the death penalty.

Mr Trump expressed his feelings late on Wednesday, tweeting: "NYC terrorist was happy as he asked to hang ISIS flag in his hospital room. He killed 8 people, badly injured 12. SHOULD GET DEATH PENALTY!"

NYC terrorist was happy as he asked to hang ISIS flag in his hospital room. He killed 8 people, badly injured 12. SHOULD GET DEATH PENALTY!